Error On Suction Temperature Sensor (Short Or Open). (E-308) - Samsung AM053FXMDCH Service Manual

3-11. Error on suction temperature sensor. (Short or open) (E-308)
Outdoor unit Display
Indoor unit Display
Judgement Method
Cause of problem
connector for the Liquid Pipe
Temperature sensor break away
from the PCB?
Separate the connector of the Liquid Pipe
Temperature sensor from the PCB and measure
the resistance value between the 2 terminals.
Did the resistance
value signicantly stray from
the following temperature
Restart operation after replace the PCB.
44
Operation
◑
Operation
◑
Operation
◑
Did the
Yes
table?
Yes
E-308
Duct, Cassette (1 / 2Way), Console, Ceiling
Defrost Timer
× ×
Cassette (4Way / Mini 4Way)
Defrost Timer
×
◑
Duct, Cassette (1/2 Way), Console, Ceiling
Timer Turbo
× ×
: ON : Flash ×: OFF
※ ● ◑
No
Restart operation after connecting
No
Replace this part as it is the defective
of the liquid pipe temperature sensor itself.
Temperature(°C)
70
60
50
40
30
20
10
0
-10
Fan Filter / MPI
×
◑
Filter
×
24°C 27°C
×
◑
the connector to PCB.
Resistance(KΩ)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
Samsung Electronics